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A: well-known big factory iOS development interview essay
1, Tencent – the latest iOS interview questions summary
2, Baidu – the latest iOS interview questions summary
Headline — Summary of the latest iOS interview questions
4. Ali — Summary of latest iOS interview questions
5. Meituan — Summary of the latest iOS interview questions
6, a big factory — the latest iOS interview questions summary
7. Douyin — Summary of the latest iOS interview questions
8. Spelling Duo Duo — summary of the latest iOS interview questions
9. Quick hand — summary of the latest iOS interview questions
Tiger Teeth — summary of the latest iOS interview questions
11, iOS interview — the latest quick iOS interview questions
12. IOS Interview — ByteDance’s latest iOS development interview questions
(latest) iOS advanced interview, major factories and small companies interview questions!
14, well-known Internet company iOS interview question
Big factory often ask iOS interview summary!
16. IOS interview questions for iOS
Two: big factory iOS interview questions + answers
1, Ali, Byte iOS interview questions related to Runtime 1 (with answers)
2, Ali, Byte iOS interview questions related to Runtime 2 (with answers)
3, Ali, Byte iOS interview questions related to Runtime 3 (with answers)
4, the latest iOS interview questions iOS notification mechanism comprehensive analysis
5, the latest iOS interview questions NSNotification
6, the latest iOS interview questions Runloop&KVO
7, the latest iOS interview question Block
8. Views & graphics of the latest iOS interview questions
Summary of iOS interview questions (1)
Summary of iOS interview questions (2)
11. Big companies often ask iOS interview questions — performance optimization
Big factory often ask iOS interview questions — multithreading
Big factory often ask iOS interview questions –Runtime
14, Big factory often ask iOS interview question –Runloop
15. Big factories often ask iOS interview questions — componentization
16, big factory often ask iOS interview questions — memory management
Big factory often ask iOS interview questions — algorithm
18. Big companies often ask iOS interview questions — data structure
Big factories often ask iOS interview set
Three: selected iOS interview questions + answers
1. The main differences between NSOperation and GCD?
2. What is reflection? Can you name some application scenarios?
3. What are the factors you may think of when the App starts too slowly?
4. Introduce the completion process of App startup?
5. What is the realization principle of SDWebImage? How does it solve the problem of image confusion in tableView reuse?
6. How to optimize the startup time of App?
7. How will you store some sensitive information of users, such as login token
8. Principle of SDWebImage
9. What are the common memory problems in iOS development?
What about off-screen rendering in iOS?
11. Three handshakes and four waves
12. How do you optimize your APP?
13. AFNetworking basic principle analysis
14. Analyze SDWebImage
15. How do you analyze dSYM
16. How to optimize the package size of App?
What is the difference between an int variable being modified by __block or not?
The difference between MVVM and MVC
19, Talk about MVC and MVVM, MVP?
20. What is off-screen rendering? Under what circumstances can it be triggered? How to deal with it?
Notification, proxy, KVO differences, and notification of multithreading issues
Network Layer 7 protocol
23, How to prevent decompilation?